backwardness
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(noun) lack of normal development of intellectual capacities |
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Synonyms: mental retardation, retardation, slowness, subnormality |
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Related Words: Down syndrome, Down's syndrome, abnormality, amentia, idiocy, imbecility, mental defectiveness, mental deficiency, mongolianism, mongolism, moronity, stupidity, trisomy 21 |
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